However my partner finds them extremely comfortable for extended periods and prefers them to ligther headphones that I find extremely comfy. These are pretty flimsy, Id like to talk to the person that said "very sturdy" in their review. sparco sp f12 Perfect addition to the Beaudens Portable Power Station 166WH solar generator ( or any single outlet solar power generator) which increases receptacle outlets from 1 to 3. Battery life: Decent, but be prepared to top them off with a quick-charge during a break or at SOME point during your workday if you work an 8-hour day and listen at any reasonable volume. sparco sp f12 So kudos to the person to put it out on DVD finally sparco sp f12 I dont know if it is a product variation or the shape of ones upper ankle, but a small piece of duct tape over the back rim of the shoe fixed the problem. This is the 3rd week of this earphones, he runs with them, and they stay and play the music well. A very big WOW! sparco sp f12 and it stays in place while working out. I spend a lot of time on the road for work and this meets my needs very well.
sparco sp f12